Truck



June 24,1930.

,Jj w. coATEs Filed May 1S'. 192i 4 Sheets-Sheet June 24, 1930. 'J. w.coA'rEs TRUCK Filed May 18, 1927 4 Sheets-Sheet 2 4 Sheets-Sheet 3 J. W.COATES TRUCK Filed May 1B, 1927 June 24, 192.0.l

the Y Y l A y y Y Plietione SerieNO-Gm fue@ k@here '5.

'ab handle 'is i pulled..

' When-the l y draft, handle- TheffonwfSterne Wheel 2b' of 'theft-,rucky,In'a'yl'be"'svvur'ig b j ther draft Idatented June 24, 193

sbires. b1

l 'These trucks". carry -ay rather heavy Y"load" and ytherefore ,acquireco,nsidferabley momen! tum tobe overcome in bringingfthem to' a' stprvTMS, .meelhtum is: also e' Seui- 0f. danger f Whenf the. truckejblnieitken Clown' an incline Vor /vvhen7 be x stopped in anemergency;t.y

4"The princip 4 ll ob" ect 'of this.. Tinventit'm` Vis an' "automati'cffbraking *device YWhich f Will function,`r 'in y Isuch contingencies andalso tdrgmerely ystops i pullingl the oper' handle 'and' is ffurtherprovi ed vvith y'a braking mechanisf "vvhichicomes vintro play at anytime u,that there isnr'elati'vey movement between' theV truck `bodyy asa Whole and the T.; draft handle, las Whenthebody' tends toadvanoe upontheIk handle' {inany of the vCases mentioned fabove." 'v Moreover, the"brake mechanism is `kconstruct`edto take vr' locking; or clampingposition'eigc'ept' When'ft'he 'draft r "Th/us; 'the'truckis'V not freeto ride ence `t when ,fa f'pu'll Ais vexerted on the handle Ydeviceis.`provide'dflfoi'Y rendering the brake inoperative so thatl the Y truck'may be fdravvn and 'contr'olleld i the fTli 'nventron y 'providesffuiehe'fffera .improved construction* inthe bodyjf the Pei-@diend "aidem@ is ana-nga` fgorad- The inventan iSf-fuuy, -diidsef inl :the Ywiwi' @receptioniheeeeepeyf ingL drawings;

device described in my' copending ap-` v D11:'15312171.31'MICH'refairevI 1927; serial No. 192,204.-V

j PAT-ENT*- .OFFICEII?` i .steeringv and brakingv mechanism, onthe lineFigs. 5,6 and modified constructions. y

4Reference to these'vievvs Will'novv be made 7 are vertical sections ofby use ,of like characters Which are employed to designate correspondingparts' l throughout.

` At the front end .of the 'vehicle is a single f l v 4 50- formed'atits. upper end -Witha-tubular eX- Y castor-v leg 1 carrying a steeringWheel 2 and tension?) Xed thereto'byscrews 4. The 'exl-y ftens'ion'isjournaled in asleeve 5,'the details of which will 'presently be pointedout, tand at therear side 'ofthe' sleeve isan integral angle bracket'lying transversely'of the' vehicle. 'Tothe." lower n surface ofr` thisybracket/,is secured the forwardcurved neckVV widensV from theVcomparatively narrow more clearlyin Figure 2; The chassisfhas vamarginal flange .9 V to 'which' the rearfwheels 10 are journaledymeansfrof suitablejstuds 70: Y l bracket 6,rearwardlytothewheels 'asshovvn i "The b'ordy'or` thegvehiole'also 'includes' platform' having .aSubstantiauy u'-Shagea .g

toormfianges 14:, and lthe*-'langes atfthellegs' of fthe'J Uisliapedffmei'iibei appear fin Figure' ordinary"manneri'f desired. a .3. .Aitjtherear ends ofthelegsfis provided @insert-'15, theinner 'edge 16, ofwhich is ycut in suchja mannerfas to forma circular yBrs'icketsgQ19hangffrom Athe lateral 'edges of the insert 'K and Aare- 'rec'ei'vedjbetween the- "cor".-v

' xafEigure llfis "551 Fljgf vis'va "detallf Vvertida sectionofffrthe aside elevation Ofthedevig f respnding franges? .of the eiasgisfafd the;1"" V'viewthereof; `partly adjacent Wheellhub '1 0.'

L "ffOverfthefsubfplatform u.

- are l broken' ,i y 'fffned ifiid Fig, 3 isa' section on l;

a floorl'QO substantiallycoincidentfwithl;the. y i

point 21 iaidovefthe peint.: Iiefatitjhebracket nangle iron 22 .is laidron thepoint 21 and has its Vertical legs secured to the Y' Vertical leg`of the bracket 6 by screws 23.

sloping'liange 25 enclosing the outer flange flof theU-shapedimember'l2. The flange :has a circular opening 27 c'o-incidentwith the opening l7, and it will be seen in Figure 2 that the plane Vofthe floor slopes'from;`

the outer edge thereof `upwardly/ towards 'the' opening 27 at whichisprovideda verl ticalliange 2 81restingon the .sub-platform.

rae 10aa or the vehicle @este kof a tank d or" druin 30 passed throughthe circular :openings y17 and 1 27 and resting on the o fthe load andis. therefore formed with re- Y neck 7 mi the' ,bjodythe'reor-pri1sgroping fioorf20, `in addition Vto providing.a Aneatl '30,:

and finished appearance to fthe v'truclnf 'acts asa shed forliuid thatmaybe spilled from the: miem transit; The* horizontal pol-.

` tionofthe chassis Vis-provided with clips 32V in alignment with theedge of thefopenings adapted to .engage the bottoni Yiiange of ivthe-vessel r3() in the manner described in my v oo -pendingapplication;

f Revertng now .to `the' seen that the sleeve 5: and 'bracket are rigidparts ofthe body .of the trucln while the steering fleg l land-extension3 thereof are i rotatable withrespectftothebody;j 'lhefupgV per end ofthe extension'-3 is thieaded a tl 33a. and receives successively insuperposed rela-l tion abearing cap, the horizontalleg of aV rightangularloraclet'fj `and anut 36 d which clamps this le'gfagainstthe cap.-Rollf errbearingsV 37 areprovidedbetween the sleeve-5 and extension@vat tlieilower ends thereof, and similarlybetween' theiupperfend ofithesleeve fand the cap 34,y

1 The tubular 'extensionf receiifesa `renti# Y' @any sudati@ aanV se athe flower-rena .of

1 d which Vis a brakeshoe '39 adapted-to engage the steering wheel 2. Atthevuppefr end is 1 a head 140 adapted :to I protrude slightlybeyondthenutj and normally raised -tothis position by a surrounding s pringrllf j integral .ear 42Std whichi-s lpivotally -'con,

.;The forwards en d offgthelfbraelget 3 5; has

: neted agplate 431 lying -.,ofverfthebrakeassemblyandadaptedtofenggelthelhead1&0.: Y This ;*zf chassis 8. Thechassis .takes the'greater part- Yshown in Figft;

the plate 4:3;y AThe relationbfbetween they" spring and plate is-suchthat the latter is normally moved against the head 40 vwhere#Vfro'rnjthe head 4'0" against theactionf-of the spring "'45," and thetruckv may be' 'freely :drawnpWVhen the operator ceases :to pullY thevlrandlethe inertia of the truck will cause the body and associatedparts to conti'nue in their forward move1nent,'which is equivalentto aYrearward push on the handle Y se r- 'c 4e. The plat-@'43 'will thenydepress thestem 38 and apply thebrake shoeBQ- to .the vfront wheel Vv 2,wherebyithe .truckfwll Vbe stopped. VItwill be yapparent thatthisactionalsoiocfcurs when the operator merelystopsv` pull- 'ing onthehandle, when :hel i'sftaking the truckgdown anin'cline, when hedeliberately" moves the handle backwards withl'the'inten-f` tionofstopping the'truchor under anycirlcuinstances in vwhich'the`liXe`ol.body fof the truck advancesrela'tively to .the lhandlef,

35 isV formed an ear tftowhich pivoted.

d ed to :engage the lower surface of the ,hori-V zontal 'leg of the.bracket When fthecarn flnfeinber is in this position', the variousparts associated vwith the brake mechanism operate in .th'e mannerdescribed.5-4 sired toy eliminate the automatio raction of wardlyx andholds itv spaced fromthejhead 40. In` this position; the brake will notth e t ruclY body and handle.'

functionA by opposite relativeniovements of' ing handle. The `springpressedl'stem :51 is formed with a @pointed head 52:-and JliesVV withina cap 53 threaded" onY 'the extension member B. The -operating leverLtisY f AE'Aft'the rear horizontal edgeof thefbracleft Virl-forcing ribs.Slat Athe anglebetween the Y VV10oV` theV brake, zthelifandle ispulled. upwardly V Y, iwhereby fthe carn`48tiltsthe plate 43up 1 frontendf construc-V tion shown in detail in'Figure 4;, it will be Theconstruction shownliniFigfjtoibe used when theoperatingorlcontrolfmeinber'f 1s' not necessarily associated with'thepull' the point .52 --w en the brake is in, -release positloinj MZhen it is ydesired to apply Vthe Y brake, v the operating l1an dle, 54is jddisplaced froxnuprlght position either "rnanually @on ball 5 5 hasa cam; action .on 'thegpointediend' Y' the j. brake shoe .5.7 tothe,wheel Itherebeneath. It Vwill' be l recognized this constrution operat'esdirectly on the handle-rathe 1through medi u1n#ofa vplatesaiiliafree .drei/#fie@llamadaseig.es'

*was

in like manner, butthe operating Ahandler 64 thereof is prolonged tofunction also as a drag 'or pulling handle. The lupper end of the stem61 is formed With'a socket y62, and the cam member 65 movable in the.capl 63 is in the shape of c a pear having its lpoint'y adapted forreception yinthe socket. Y fvVhen.

the vehicle is being pulled, the handle 64 assumes the dotted lineposition, and the stem 61 therefore .takes an elevated position.

When it is desired toyapply the b1ake,the v handle 64 is yreturned tovertical position, whereby the stem 6lis ydepres'sedfand the shoe 67carried thereby engages the Wheel.l

In Fig. 8 is illustrated .a modified construction adapted forapplication tothe rear Wheels. A sleeve 70 is passed through the doublemarginal flange .1 ofthe floor and is formed with a collar 72 engagingthe loW- i er surface of this flange. The sleevev vis threadedexteriorly as at 7 3 above the flange n and receives a locknut`74co-operating with `the collar to fiX the sleeve to the flange. In

vvheelcarried said leg, a stem slidably mounted in said leg, af-brakeshoe carried by said stem and adapted to engage said Wheel, a bracketfixed to vsaid leg and rotatable therewith, and a' Y handle. pivoted tosaid bracket and having lan'extensionadapted to engage said stem. Y y Yp 4. yIn a truck, a Wheeled body, `.a leg pivot ally supported by saidbody, a steering-Wheel ycarried by said leg, a stem slidably mounted insaidleg, a brake shoe carried by vsaid stem 'Za-v.

and adapted to engagesaidvvheel, a bracky et fixed to ysaid leg androtatable'therevvith,

'a handle pivoted to said bracket and-having an extension adapted toengage said stem, and a spring carried by said bracket and normallydepressing said extension upon said stem.- o K In testimony whereof, Iaffix my signature.v

Y Y JOHN W. COATES.

the sleeve is slidably mounted a yspringr pressed brakingV stem 7 5adapted to' engage the Wheel 76 therebeneath. Y A 'cap 77 is screwed onthe upper endy ofthe sleeve and "receives the loWer end of the`operating handle 7 8 in substantially the mannerk illustrated inFig.[6. This lower end is in the shape of a pear v79 having its point ladapted for reception in a vsocket y8() formed Vin the lupper end ofthe. stem, 1 The stem is actuated in the manner Vdescribed in convnection with Fig. 6, and the handle 7 8 `may What Iclaim Y 1.7In atruck, a Wheeled body, a leg pivotallyv supported byy ysaid body, vfasteering wheel carried by said leg, a, stem,l slidably mounted in saidleg., a brake shoe carried by saidstem andy adapted to engage saidWheel, a member fixed tofsaid legy and rotatable.'

y therewith', and a handle having*l an extension Jerativein said member'and adapted Vto engage said stem.

lIna truck, a Wheeled body, a'fsleeve v l Y supported by said body,astemvslidably mounted in said sleeveandadapted to en? gage said: Wheel,a `member fiXedvto ysaid sleeve, and a vhandle, having v. an extensionoperative in said memberand adapted toV A 'engage said stem, anda springcarriedby said sleeve and normally depressing said eX- c tension uponsaid stem.L f

8. In a truck, 'a Wheeledfbody, a leg pivot-Y 65 vally supported b-ysaidbody, a steering Wheel n eci ico

